Trailblazer parts at Summit Racing

Chevrolet Performance Flywheel Bolts 11569956

Flexplate Bolt, Steel, 11mm x 1.5, 0.800 in. UHL, Chevy, Gen III/IV, LS Series, Automatic Transmission only, Each

Part Number: NAL-11569956

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Chevrolet Performance Valve Cover Gaskets 12637683

Gasket, Valve Cover, Rubber, Chevy, 5.7L, Each

Part Number: NAL-12637683

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Knock Sensors 12623730

Knock Sensor, GM, Each

Part Number: ADO-213-1576

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Proform Harmonic Balancer Puller and Installer Tools 66518

Harmonic Balancer Installation, Puller Tool, LS Engines, Kit

Part Number: PRO-66518

4.53 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

McGard Wheel Locks 24137

Lug Nuts, Conical Seat, Bulge, 12mm x 1.50 RH, Closed End, Locking, Chrome Plated Steel, Set of 4

Part Number: MCG-24137

4.74 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Delphi Ignition Coils GN10119

Ignition Coil, Socket, Coil Pack Style, Round, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: DFP-GN10119

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Fel-Pro Intake Manifold Gaskets MS 96587

Intake Manifold Gaskets, Replacement, Cathedral Port Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Workhorse, V8, Pair

Part Number: FEL-MS96587

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Fel-Pro Valley Pan Gaskets MS 96169

Valley Pan Gasket, Steel, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: FEL-MS96169

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Performance Ring and Pinion Sets G885373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885373

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Ring and Pinion Sets GM10-390 GM 8.5/8.6 in. 3.90 Gears

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-390

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Hastings Piston Ring Sets 2M4860030

Piston Rings, Plasma-moly, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4860030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Remflex Exhaust Header Gasket Sets 2049

Remflex Exhaust Header Gasket Sets 2049

Exhaust Gaskets, Header and Manifold Gaskets, Round Port, Graphite, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, LS, Pair

Part Number: RFL-2049

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Timing Chain Sets 48561T-9

Timing Chain and Gear Sets, Double Roller, Seamless Timing Chain, 3-bolt, Billet Steel Cam Gear, Steel Crank Gear, Chevy, GMC, Pontiac, Saab, V8, Set

Part Number: MEL-48561T-9

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Edelbrock Pro-Flo 4 EFI Systems 35710

Fuel Injection System, Pro-Flo 4, Self-Learning Sequential Multi-Port, Satin, 550 HP Max, Gen III & IV LS Cathedral Port, Kit

Part Number: EDL-35710

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLX Head Gaskets C5014-052

Head Gasket, MLX, 4.150 in. Bore, .052 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5014-052

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Four Seasons Fan Mount Pull Tie Kits 53014

Electric Fan Mounting Brackets, Nylon, Black, Kit

Part Number: FSS-53014

4.74 out of 5 stars ( 53 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Belltech Street Performance Lowering Struts 25011

Shocks and Struts, Street Performance Lowering Struts, Lifted/Lowered Ride Height, 0.00-2.00 in. Lowered, 0.00-2.00 in. Lifted, Front, Chevy, GMC,Each

Part Number: BEL-25011

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Gold Automatic Transmission Fluid Filters 25174487

Automatic Transmission Filter, Chevy, GMC, Each

Part Number: ADO-TF289

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Powermaster XS Torque Starters 19509

Starter, XS Torque, Mini, Chrome Plated, Chevy, LS, Each

Part Number: PWM-19509

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Mechanical Water Pumps 12703898

Water Pump, Mechanical, Standard-volume, Aluminum, Natural, Counterclockwise Rotation, Cadillac, Chevy, GMC, Hummer

Part Number: ADO-12703898

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLS Head Gaskets C5489-060

Head Gasket, MLS, 4.100 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-060

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

MechMan Elite Series Billet Alternators B8206250B

Alternator, Elite Series Billet, 12 V, 250 amps, Gloss Black Anodized, Serpentine Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Olds, Pontiac, Each

Part Number: MEH-B8206250B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Manifold Absolute Pressure Sensors 19418808

MAP Sensors, GM Genuine Parts Manifold Absolute Pressure Sensors, GM Style, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: ADO-19418808

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King HP-Series Main Bearings MB5013HPSTDX

Main Bearings, HP Series, 1/2 Groove, Standard Size, Bi Metal, Chevrolet, 5.7L, Set of 5

Part Number: KGB-MB5013HPSTDX

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Stock Replacement Cam and Lifter Kits CL-MC1394

Camshaft Kits, Stock Replacement, Cam, Lifters, Buick, Chevrolet, GMC, Pontiac, 5.3L, Each

Part Number: MEL-CL-MC1394

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

CHEVROLET TRAILBLAZER Parts and Accessories